<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>TypeScript Web Project</title>
    <link rel="stylesheet" href="styles.css">
</head>
<body>
<div class="container">
    <h1>用户登录</h1>
    <form id="loginForm">
        <div class="form-group">
            <label for="username">用户名:</label>
            <input type="text" id="username" name="username" required>
        </div>
        <div class="form-group">
            <label for="password">密码:</label>
            <input type="password" id="password" name="password" required>
        </div>
        <button type="submit">登录</button>
    </form>
    <div id="message" class="message"></div>
</div>

<script src="app.js"></script>
</body>
</html>